Home / 398,630,772.30-597,946,158.45-183,639,924.30

Finding the Fourth Proportional to 398,630,772.30, 597,946,158.45 and 183,639,924.30

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Solution

The fourth proportional to 398,630,772.30, 597,946,158.45 and 183,639,924.30 is: 275,459,886.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    398,630,772.30 : 597,946,158.45 = 183,639,924.30 : x
  2. Step 2: Convert to fraction form
    398,630,772.30/597,946,158.45 = 183,639,924.30/x
  3. Step 3: Cross multiply
    398,630,772.30x = 597,946,158.45 × 183,639,924.30
  4. Step 4: Simplify right side
    398,630,772.30x = 109,806,787,273,233,824
  5. Step 5: Solve for x
    x = 109,806,787,273,233,824/398,630,772.30
  6. Step 6: Final answer
    x = 275,459,886.45

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.